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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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Vaccines prevent between 2.5 and 4 million deaths every year.